# Plantronics Backbeat Pro
See [usage instructions](https://github.com/jaakkopasanen/AutoEq#usage) for more options and info.

### Parametric EQs
You can use filters 1-5 or 1-10. Apply preamp of -1.9 dB or -2.0 dB, respectively.

|   # | Type      |   Fc (Hz) |    Q |   Gain (dB) |
|-----|-----------|-----------|------|-------------|
|   1 | LowShelf  |       105 | 0.7  |        -8.3 |
|   2 | Peaking   |        23 | 3.42 |       -10   |
|   3 | Peaking   |        97 | 3.57 |         5.1 |
|   4 | Peaking   |       237 | 0.18 |         1.7 |
|   5 | Peaking   |      7179 | 0.36 |        -2.7 |
|   6 | Peaking   |       112 | 4.3  |         1.4 |
|   7 | Peaking   |       121 | 3.07 |        -1.3 |
|   8 | Peaking   |      4403 | 4.05 |        -2.2 |
|   9 | Peaking   |      7379 | 1.8  |         2.9 |
|  10 | HighShelf |     10000 | 0.7  |        -6.9 |

### Fixed Band EQs
When using fixed band (also called graphic) equalizer, apply preamp of **-1.9 dB** (if available) and set gains manually with these parameters.

|   # | Type    |   Fc (Hz) |    Q |   Gain (dB) |
|-----|---------|-----------|------|-------------|
|   1 | Peaking |        31 | 1.41 |       -12   |
|   2 | Peaking |        62 | 1.41 |        -3.9 |
|   3 | Peaking |       125 | 1.41 |         2.3 |
|   4 | Peaking |       250 | 1.41 |         1.4 |
|   5 | Peaking |       500 | 1.41 |         1.5 |
|   6 | Peaking |      1000 | 1.41 |        -0.2 |
|   7 | Peaking |      2000 | 1.41 |         0.7 |
|   8 | Peaking |      4000 | 1.41 |        -2.4 |
|   9 | Peaking |      8000 | 1.41 |        -2.1 |
|  10 | Peaking |     16000 | 1.41 |       -12   |

### Graphs
![](./Plantronics%20Backbeat%20Pro.png)
